How to Select a Chemical Coagulant and Flocculant.

applications. A flocculant is seldom needed, but filtering is always recommended. The only major problem encountered with a lime softening programme is if there is a need to soften at a high pH and remove organic colour at a low pH. The only real solution is to make a capital investment in two clarifiers, arranged in series. Initially

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Foaming Agent And Method For Floatation Of Insoluble ...

· The invention relates to a method for separating insoluble components from sylvinite, wherein the sylvinite is suspended in a saturated salt brine, a coagulating agent is added to the suspension, and a foaming agent is then added to the composition thus obtained, said foaming agent comprising and ether and/or ester, wherein a) the ethers of formula 1 correspond to R—O—R′ (1), …

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Application of PAC and flocculants for improving settling ...

Furthermore, two different PAM-based flocculants (provided by Beijing Hengju Chemical Group Co., China) were used in flocculation and settling tests. The cationic PAM (CPAM) type 'HENGFLOC 87410' had 6–8 × 10 6 average MW and 42.1% cationicity.

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US20110290704A1 - Foaming Agent And Method For Floatation ...

The invention relates to a method for separating insoluble components from sylvinite, wherein the sylvinite is suspended in a saturated salt brine, a coagulating agent is added to the suspension, and a foaming agent is then added to the composition thus obtained, said foaming agent comprising and ether and/or ester, wherein a) the ethers of formula 1 correspond to R—O—R′ (1), where R is ...

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Flocculants and Coagulants: The Keys to Water and Waste ...

attributes. It is critical that the appropriate flocculant and/or coagulant be chosen to ensure cost effective performance in a solids/liquid separation process. The By J. Pillai, Ph.D., Nalco Company Flocculants and Coagulants: The Keys to Water and Waste Management in Aggregate Production Reprint R-680